Question : Is this door closer suitable for both interior and exterior doors?
Answer : Yes, the LCN 4040 door closer is suitable for heavy duty applications on both interior and exterior doors.
Question : Is the spring force adjustable for ADA compliance?
Answer : Yes, the spring force can be adjusted from size 1 to 6 for interior doors up to 60 wide, or exterior doors up to 48 wide, to comply with the Americans with Disabilities Act (ADA) when properly installed.
Question : Is the door closer handed or non-handed?
Answer : The door closer is non-handed, allowing for installation on doors with hinges on the right or left side.
Question : Will it hold the door open when needed?
Answer : No, you have to select the model that has a hold feature. The normal model does not have that feature, but when ordering, you have the option to select the model that does hold open.
Question : To make door quiet, can the arm be adjusted to substantially slow down the speed of closing, particularly over the final 5-10 degrees of closing?
Answer : Yes, there are 4 adjustments, 1st 10%, middle 75% and last 10%, and then an adjustment for force to open.
Question : Can you get it with a spring cushion for high wind application?
Answer : Yes, it would be a 4040XP (S-CUSH) with a spring. The Amazon ASIN # is B0068F0MQ8. It will be under Security Resources for $269.99.
Question : Is there a door weight limit that this will work with?
Answer : The door I used this on weighed 134 lbs and the closer works flawlessly.
Question : Got an old leaking 4010 or 4020, what exactly is the model to replace it, so the old screw holes fit?
Answer : The 4040 is a different screw pattern. You would need to find a 4010 or 4020.
Question : Will the extra duty resist strong gusts of wind from slamming an outside door into the gate behind it? Will it be easy to open the door in general?
Answer : The closer has a backcheck feature that is adjustable. It will slow the door down at a certain position (90 degrees, etc.). The closer has a tension spring that is adjustable. If not too strong, then yes it should help. The tension spring is what makes the door harder or easier to close.
Question : Can this be installed on a fiberglass door?
Answer : Yes, you can use a 4040 Closer on a fiberglass door with sex bolts.
Question : Can the auto closer support a door that opens all the way to the wall?
Answer : Yes, the door can open up all the way to the wall when installed correctly.
Question : How clear are the instructions?
Answer : The instructions are very clear. It doesn't take a professional to install this. A drill, drill bit slightly smaller than the screw, a screwdriver and a wrench, and a tape measure are all that is needed.
Question : Is this product code 4040XP or 4040?
Answer : 4040XP